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Planning application

37 Mortimer Road, London, NW10 5QR

Granted Brent 26/1170 Householder

Works: Extension Loft or dormer Demolition Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Proposed demolition of existing rear dormer, erection of single storey side to rear wraparound extension, rear dormer extension to main roof and rear outrigger and replacement of 1x first floor rear window to the dwellinghouse.

As published by the council, reference 26/1170

Application record

Reference
26/1170
Type
Householder
Status
Decided
Decision
Granted As published: Permission Granted
Received
8 May 2026
Validated
13 May 2026
Decided
8 Jul 2026
Ward
Queens Park
Decision by
Delegated Team Manager
Postcode
NW10 5QR

Site history

Applications at this address on the Brent register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/1171 Granted

    37 Mortimer Road, London, NW10 5QR

    Certificate of lawfulness for proposed single storey outbuilding in rear garden of dwellinghouse.

    Decided 29 Jun 2026 Lawful development

Timeline

Dates from the published record

  1. 8 May 2026

    Received by Brent

  2. 13 May 2026

    Validated

    Checked as complete and ready for consideration.

  3. 8 Jul 2026

    Decision issued: Permission Granted

  4. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Design Extension Agent, a design practice registered in Purley

Active · incorporated 2025 · Purley

132 applications on PlanIndex · across 24 councils · 75% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Documents

Plans, drawings, consultee responses and the officer's report

6 documents on file for this application

  • Block plan Approved Drawing Plans · 08 Jul 2026
  • Existing and proposed drawings Approved Drawing Plans · 08 Jul 2026
  • Location plan Approved Drawing Plans · 08 Jul 2026
  • Final delegated report Report · 08 Jul 2026
  • Final decision notice Decision (Public) · 08 Jul 2026
  • Application form redacted Application Form (Public) · 11 May 2026

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What this grant of permission means

Brent granted permission on 8 July 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Unit 2, 27 Mortimer Road, London, NW10 5QR

    26/0851 Submitted 1 Apr 2026 50 yards away

    Prior approval for change of use of existing artists' studio (Class E) to class C3 on existing first floor with retention of storage unit to ground floor.

    Granted Prior approval 11 docs
  • 41 Mortimer Road, London, NW10 5QR

    26/0935 Submitted 14 Apr 2026 50 yards away

    Proposed rear dormer extension with juliet balcony, dormer extension to rear outrigger, raised parapet party walls, with 1x side rooflight and installation of 3x front rooflights to dwellinghouse (revised description)

    Granted Householder Extension Loft or dormer 7 docs
    Domestic
  • 61 Mortimer Road, London, NW10 5QR

    21/0601 Submitted 22 Feb 2021 50 yards away

    Certificate of lawfulness for proposed single storey outhouse in rear garden of dwellinghouse.

    Granted Lawful development 5 docs
    Small domestic
  • 29 Mortimer Road, London, NW10 5QR

    21/0388 Submitted 4 Feb 2021 50 yards away

    Certificate of lawfulness for proposed installation of sliding folding doors to ground floor rear of dwellinghouse.

    Granted Lawful development 4 docs
    Domestic
  • Flat 1, 11 Mortimer Road, London, NW10 5QR

    21/2282 Submitted 18 Jun 2021 50 yards away

    Proposed erection of a single storey outbuilding in rear garden of ground floor flat

    Granted Full applications 8 docs
    Small domestic
  • 61 Mortimer Road, London, NW10 5QR

    21/0612 Submitted 22 Feb 2021 50 yards away

    Demolition of existing rear extension and rebuild of new single storey rear extension to dwellinghouse.

    Refused Householder Extension Demolition 6 docs
    Small domestic

In Brent

  • 26/2300 Awaiting decision

    22 Plympton Avenue, London, NW6 7TJ

    Proposed single-storey side infill extension, replacement of ground floor rear door with window, and replacement of ground floor rear windows with sliding doors to dwellinghouse

    Received 10 Sep, published by the council 21 Sep 2026 Householder
  • 26/2292 Awaiting decision

    116 Stag Lane, Edgware, HA8 5LL

    Demolition of existing side store and proposed single store side to rear extension, first floor part side and rear extension, front porch extension, hip to gable extension, rear dormer window with 4x front rooflights and removal of chimney stack to the dwellinghouse.

    Received 9 Sep, published by the council 21 Sep 2026 Householder
  • 26/2264 Awaiting decision

    19 Littleton Road, Harrow, HA1 3SY

    Proposed demolition of existing garage, single storey side extension and single storey rear extension, and erection of a two-storey side extension, part single and part two storey rear extension, 1x side and 1x rear dormer extension, conversion of garage into habitable space with replacement of garage door with window, alteration to front, rear and side fenestration and removal of chimney to dwellinghouse.

    Received 7 Sep, published by the council 21 Sep 2026 Householder
  • 26/2262 Awaiting decision

    1 Chestnut Grove, Wembley, HA0 2LX

    Demolition of existing conservatory, part two storey rear extension, single storey structure to side extension & front porch and erection of single-storey side to rear extension, erection of first floor rear extension, alterations to raised patio, addition of hipped roof to first-floor side extension, 1x front & 1x rear rooflight, replacement of roof tiles, alterations to fenestrations, rendering to elevations, front porch canopy with pillars, new front door & new garage door to dwellinghouse

    Received 7 Sep, published by the council 21 Sep 2026 Householder
  • 26/2200 Awaiting decision

    55 Wembley Park Drive, Wembley, HA9 8HE

    Conversion of garage into part morning room & utility room with replacement of front garage door with window, proposed single-storey rear extension, part single part two-storey side infill extension, rear ground extension, roof extension, 2x side dormer and 2x rear dormer extensions, installation of 2x front rooflights and raised rear patio with steps to dwellinghouse

    Received 1 Sep, published by the council 21 Sep 2026 Householder